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JavaScript: The Definitive Guide

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Math.tan() Function

Name

Math.tan() Function---compute a tangent

Availability

Navigator 2.0, Internet Explorer 3.0

Synopsis

Math.tan(x)

Arguments

x

An angle, measured in radians.

Returns

The tangent of the specified angle x.

Description

Math.tan() computes and returns the tangent of its numeric argument, which must be an angle specified in radians.

Usage

To convert degrees to radians, multiply by 0.017453293 (2pi/360).

See Also

"Math", "Math.atan()", "Math.cos()", "Math.sin()"


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